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              <h1>Old Versions</h1>
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              <h2><span class=
              "news-title">Old Versions</span></h2>

              <p><span class=news-date">December 14th, 1999 12:00 GMT</span></p>


              <div class="news-description">
                <div class="description">


  <div id="old_versions.14_dec_1999">
    <h3><span class="link">14 Dec 1999</span></h3>
    <p>
      <a href="/boost/operators.hpp">Operators.hpp</a> <a href="/libs/utility/operators.htm">documentation</a>
      improved.
    </p>
  </div>
  <div id="old_versions.13_dec_1999">
    <h3><span class="link">13 Dec 1999</span></h3>
    <p>
      Added iterator operators and helpers to <a href="/libs/utility/operators.htm">header
      operators.hpp</a>, together with an iterator test program. This header
      is maturing into something really useful for building arithmetic or iterator
      user-defined types, so look it over even if you browsed one of the earlier
      versions.
    </p>
  </div>
  <div id="old_versions.11_dec_1999">
    <h3><span class="link">11 Dec 1999</span></h3>
    <p>
      Added next() and prior() to <a href="/libs/utility/utility.htm">header utility.hpp</a>.
    </p>
  </div>
  <div id="old_versions.8_dec_1999">
    <h3><span class="link">8 Dec 1999</span></h3>
    <p>
      Minor improvements to the <a href="/libs/smart_ptr/index.html">smart pointer</a>
      library: <code><span class="keyword">operator</span> <span class="special">==</span></code>,
      <code><span class="keyword">operator</span> <span class="special">!=</span></code>,
      and specializations for <code><span class="identifier">std</span><span class="special">::</span><span class="identifier">swap</span></code> and
      <code><span class="identifier">std</span><span class="special">::</span><span class="identifier">less</span></code> now provided.
    </p>
  </div>
  <div id="old_versions.18_nov_1999">
    <h3><span class="link">18 Nov 1999</span></h3>
    <p>
      Minor improvements made to the <a href="/libs/utility/operators.htm">Operator
      templates</a>.
    </p>
  </div>
  <div id="old_versions.15_nov_1999">
    <h3><span class="link">15 Nov 1999</span></h3>
    <p>
      <a href="/libs/utility/operators.htm">Operator templates</a> have been
      added to the <a href="/libs/utility/index.html">utility</a> library.
    </p>
  </div>
  <div id="old_versions.11_oct_1999">
    <h3><span class="link">11 Oct 1999</span></h3>
    <p>
      Minor <a href="/libs/smart_ptr/index.html">smart pointer</a> library
      and <a href="/boost/config.hpp">config.hpp</a> changes to improve portability.
    </p>
  </div>
  <div id="old_versions.26_sep_1999">
    <h3><span class="link">26 Sep 1999</span></h3>
    <p>
      Minor updates to several libraries: * <code><span class="identifier">polymorphic_downcast</span><span class="special">&lt;&gt;</span></code> in the <a href="/libs/utility/index.html">utility</a>
      library <a href="/boost/cast.hpp">cast.hpp</a> header now works for
      multiple inheritance cases. * <code><span class="identifier">shared_ptr</span><span class="special">&lt;&gt;</span></code> and <code><span class="identifier">shared_array</span><span class="special">&lt;&gt;</span></code> <code><span class="identifier">swap</span><span class="special">()</span></code> functions added in the <a href="/libs/smart_ptr/index.html">smart
      pointer</a> library. * <span class="library"><a href="/boost/timer.hpp">timer.hpp</a></span> <code><span class="identifier">elapsed_max</span><span class="special">()</span></code>
      and <code><span class="identifier">elapsed_min</span><span class="special">()</span></code>
      functions added to the <a href="/libs/timer/index.html">timer</a> library.
      * <span class="library"><a href="/libs/integer/index.html">integer</a></span> library bin_ubin.hpp
      changes to eliminate compiler warning messages. * <a href="/boost/config.hpp">config.hpp</a>
      minor changes to aid library developers. No impact on library users.
    </p>
  </div>
  <div id="old_versions.3_sep_1999">
    <h3><span class="link">3 Sep 1999</span></h3>
    <p>
      The cast functions in the <a href="/libs/utility/index.html">utility</a>
      library were considerably simplified.
    </p>
  </div>
  <div id="old_versions.1_sep_1999">
    <h3><span class="link">1 Sep 1999</span></h3>
    <p>
      The cast functions initially in <a href="/boost/utility.hpp">utility.hpp</a>
      have been moved to <a href="/boost/cast.hpp">cast.hpp</a>, still in
      the <a href="/libs/utility/index.html">utility</a> library.
    </p>
  </div>
  <div id="old_versions.1_sep_1999_0">
    <h3><span class="link">1 Sep 1999</span></h3>
    <p>
      The category "Experimental" has been added to the <a href="/libs/libraries.htm">library</a>
      page. The <a href="/libs/integer/index.html">integer</a> library is
      the first entry.
    </p>
  </div>
  <p>
    ...And the remainder are lost to the mists of time (for now, anyway)....
  </p>
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